diff --git a/requirements.txt b/requirements.txt
index b98e857..6015203 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ gevent==20.6.2
 gevent-websocket==0.10.1
 greenlet==0.4.16
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 pycparser==2.20
 python-engineio==3.13.1